[INFO] fetching crate rxscreen 0.1.7...
[INFO] testing rxscreen-0.1.7 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rxscreen 0.1.7 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rxscreen 0.1.7
[INFO] finished tweaking crates.io crate rxscreen 0.1.7
[INFO] tweaked toml for crates.io crate rxscreen 0.1.7 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rxscreen 0.1.7 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages to highest compatible versions
[INFO] [stderr]       Adding image v0.23.14 (available: v0.25.10)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c
[INFO] running `Command { std: "docker" "start" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rxscreen v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/ffi/ffi.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | #[derive(PartialEq,Debug)]
[INFO] [stdout]     |          --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 161 |     free_private: fn(extension: *const XExtData) -> c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rxscreen v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/ffi/ffi.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | #[derive(PartialEq,Debug)]
[INFO] [stdout]     |          --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 161 |     free_private: fn(extension: *const XExtData) -> c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/ffi/ffi.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | #[derive(PartialEq,Debug)]
[INFO] [stdout]     |          --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 161 |     free_private: fn(extension: *const XExtData) -> c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stderr]    --> src/ffi/ffi.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 156 | #[derive(PartialEq,Debug)]
[INFO] [stderr]     |          --------- in this derive macro expansion
[INFO] [stderr] ...
[INFO] [stderr] 161 |     free_private: fn(extension: *const XExtData) -> c_int,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the address of the same function can vary between different codegen units
[INFO] [stderr]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stderr]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stderr]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rxscreen` (lib) generated 1 warning
[INFO] [stderr] warning: `rxscreen` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/rxscreen/2b00c5984e42e748/out/rxscreen-2b00c5984e42e748)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::can_open_x11_display ... FAILED
[INFO] [stdout] test tests::fails_on_incorrect_display ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::can_open_x11_display stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::can_open_x11_display' (172) panicked at src/lib.rs:340:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: false
[INFO] [stdout]  right: true
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b8fe3f11581 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5b8fe3f254ba - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5b8fe3f1579c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5b8fe3eed9e6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5b8fe3f09c19 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5b8fe3ea62c0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5b8fe3f09dd2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5b8fe3eeda92 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5b8fe3ee67a9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5b8fe3eee69d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5b8fe3f25bec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5b8fe3f25b03 - core[a373ad73a504971]::panicking::assert_failed_inner
[INFO] [stdout]   12:     0x5b8fe3e99290 - core[a373ad73a504971]::panicking::assert_failed::<bool, bool>
[INFO] [stdout]   13:     0x5b8fe3e995ed - <rxscreen[2f38010aa3ffecbd]::tests::can_open_x11_display::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x5b8fe3e9970b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   15:     0x5b8fe3ea68e5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   16:     0x5b8fe3ea01d4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x5b8fe3ea9972 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x5b8fe3f10ddf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x799d4ff96dfa - <unknown>
[INFO] [stdout]   20:     0x799d5002a3d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::can_open_x11_display
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c", kill_on_drop: false }`
[INFO] [stdout] a2563c508b336d014258888fa4ac3a5da127f1f390f3e74a1425770732e8f97c
